WRs per year: Number of WRs in a given year (includes Flaps).
Cumulative WRs: Total number of WRs in the database at the end of each year.

Yearly WR Player Activity

Year

Players per Year

New Players

Cumulative Players

2001

13

13

13

2002

14

11

24

2003

6

3

27

2004

2

2

29

2005

4

2

31

2006

16

12

43

2007

17

7

50

2008

11

2

52

2009

6

2

54

2010

9

3

57

2011

9

2

59

2012

3

0

59

2013

6

3

62

2014

4

0

62

2015

3

0

62

2016

2

0

62

2017

4

1

63

2018

5

0

63

2019

2

0

63

Players per Year: Number of Players that achieved at least 1 WR in a given year.
New Players: Number of Players who achieved their 1st WR in a given year.
Cumulative Players: Total number of Players in the database at the end of each year.